Results 111 to 120 of about 9,819 (225)

Crystalline phase evolution and solid-state reaction mechanisms in high-titanium pellets during oxidation roasting

open access: yesJournal of Materials Research and Technology
This study aims to clarify the crystalline phase evolution and solid-state reaction mechanisms during the hardening process of high-titanium vanadium-titanium magnetite pellets.
Jue Tang   +7 more
doaj   +1 more source

Effect of Hydrothermal Treatment on Phase Composition of Titanium Dioxide Obtained by Ti(OC4H9)4 Hydrolysis [PDF]

open access: yesЖурнал нано- та електронної фізики, 2015
The use of hydrothermal treatment of amorphous material obtained by hydrolysis of titanium tetra-butoxide provides a nanostructured mixture of anatase and brookite – photocatalytic active phases of titanium dioxide, which are characterized by resistance ...
M.G. Mizilevska   +2 more
doaj  

Role of the Structure of TiO2 Nanoparticles Synthesized by a Sol-Gel Reactor With Ultra-Rapid Micromixing on Photocatalytic Properties

open access: yesChemical Engineering Transactions, 2023
TiO2 nanoparticles were prepared via sol-gel method using a chemical reactor with ultra-rapid micromixing. The as-formed nanoparticles atomic structure was characterized using the pair distribution function method and compared to the structure of several
Alex Lemarchand   +5 more
doaj  

TiO2 film properties as a function of processing temperature, volume 3 [PDF]

open access: yes
Thin film TiO2 was produced at 150 C by chemical vapor deposition using hydrolysis of tetraisopropyl titanate. Films were amorphous as grown, but annealing in air caused crystallization, with anatase formed beginning at 350 C and rutile at 700 C. Density
Fitzgibbons, E. T.   +2 more
core   +1 more source

A mineral reconnaissance survey of the Abington-Biggar-Moffat-area, south-central Scotland [PDF]

open access: yes, 1979
Panned heavy mineral concentrates, mostly obtained from stream sediments, were collected from 195 sites in the Abington-Biggar-Moffat area. The project area, which lies immediately east of the formerly important mining district of Wanlockhead ...
Dawson, J., Floyd, J.D., Phillip, P.R.
core  

A Study on Doped Heterojunctions in TiO2 Nanotubes: An Efficient Photocatalyst for Solar Water Splitting

open access: yesScientific Reports, 2017
The two important factors that affect sunlight assisted water splitting ability of TiO2 are its charge recombination and large band gap. We report the first demonstration of nitrogen doped triphase (anatase-rutile-brookite) TiO2 nanotubes as sun light ...
L. K. Preethi   +4 more
doaj   +1 more source

Comparison of photocatalytic systems including silver and titanium dioxide nanoparticles efficiencies for the E. coli removal from drinking water [PDF]

open access: yes, 2015
The removal and destruction of organic contaminants in groundwater can be addressed through the impregnation of adsorbents with photoactive catalysts. In this paper removal trend of E.
Alipourtomaj, O.   +5 more
core  

Improved antimicrobial activities of biphasic titania nanowires against Gram-negative and Gram-positive bacteria

open access: yesKuwait Journal of Science
This research focused on the synthesis of biphasic titania nanowires from commercially available anatase titania via hydrothermal method to improve its antimicrobial activity.
Ridwan M., Prastya M.E., Fadilah C.
doaj   +1 more source

Photocatalytic Degradation of Hazardous Safranin (O) Dye by Using Self Synthesized TIO2 Nanoparticles [PDF]

open access: yes, 2015
The textile industries generates extremely high amount of colour waste water, which are mainly poisons. A traditional biological treatment process is not helpful in treating the dye effluent because of low biodegradability of dyes.
Bagwan, Soyab Salim
core  

Study of Photocatalytic Behavior of Photochemical Doped TiO2 Nanoparticles with In-V Synthesized by Sol-Gel and Hydrothermal Methods [PDF]

open access: yes, 2012
Indium- vanadium doped with different molar percent (0.05-1%) was prepared by photochemical reduction method on pure TiO2 nanoparticles synthesized by sol –gel and hydrothermal process.
Hamadanian Khozani, M.   +3 more
core  

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